Can you expand on that, please? Which other laws are infringed if you use someone else's closed source code?

You used an illegal leak to train your llm

What makes the leak illegal other than copyright?

The occasional piece of software might be a trade secret, but a person downloading a preexisting leak isn't affected by those laws.

> What makes the leak illegal other than copyright? The occasional piece of software might be a trade secret, but a person downloading a preexisting leak isn't affected by those laws.

I think 18 U.S.C. § 1832 (a) (3) might answer your question? https://www.law.cornell.edu/uscode/text/18/1832